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{5} EXT I/O terminals / External I/O terminal plug (accessory)
Note:
• Off, input, and output of the ALARM IN2 and 3 can be switched by configuring the setting.
Refer to the Operating Instructions for further information about the ALARM IN2 and 3 settings
("Off", "Alarm input", "Alarm output" or "AUX output").
<Ratings>
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• Alarm input1
Black & white input
Input specification: No-voltage make contact input (4 V - 5 V DC, internally pulled up)
OFF:
ON:
• Alarm output, AUX output
Output specification: Open collector output (maximum applied voltage: 20 V DC)
OPEN:
CLOSE:
External I/O terminal plug
GND
Button
ALARM IN3 (Alarm input3 / AUX output)
ALARM IN2 (Alarm input2 / Alarm output)
ALARM IN1 (Alarm input1 / Black & white input / Auto time adjustment input)
IMPORTANT:
• Install external devices so that they do not exceed the rating of the network camera.
• When using the ALARM IN2 and/or 3 as the output terminals, ensure they do not cause signal
collision with external signals.
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Auto time adjustment input, Alarm input2, Alarm input3
Open or 4 V - 5 V DC
Make contact with GND (required drive current: 1 mA or more)
4 V - 5 V DC by internal pull-up
Output voltage 1 V DC or less (maximum drive current: 50 mA)
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